Finding the Fourth Proportional to 23,017.23, 31,766.49 and 12,946.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,017.23 : 31,766.49 = 12,946.05 : x
2. Step 2: Convert to fraction form
   23,017.23/31,766.49 = 12,946.05/x
3. Step 3: Cross multiply
   23,017.23x = 31,766.49 × 12,946.05
4. Step 4: Simplify right side
   23,017.23x = 411,250,567.86
5. Step 5: Solve for x
   x = 411,250,567.86/23,017.23
6. Step 6: Final answer
   x = 17,867.07